1. Invasions of higher crustaceans (Crustacea: Malacostraca) in waters of the gulf of Finland (Baltic Sea)

   • N. A. Berezina
   • V. V. Petryashev

   OriginalPaper 03 July 2012 Pages: 81 - 91

2. Study of microorganisms coming into the port of Vladivostok with ballast water of ships

   • L. S. Buzoleva
   • A. V. Letyagina
   • I. A. Kashin

   OriginalPaper 03 July 2012 Pages: 92 - 100

3. On expansion of goby fishes (Neogobius and Proterorhinus) in shallow shore areas of Kuybyshev Reservoir, Russia

   • I. F. Galanin

   OriginalPaper 03 July 2012 Pages: 101 - 104

4. New ichthyological findings in Armenia

   • B. A. Levin
   • H. R. Roubenyan

   OriginalPaper 03 July 2012 Pages: 105 - 109

5. Indices of salt and water metabolism in tubenose goby Proterorhinus marmoratus pallas, introduced into Rybinsk Reservoir, and in indigenous carp Cyprinus carpio L. Depending on environmental salinity

   • V. I. Martemyanov
   • E. V. Borisovskaya

   OriginalPaper 03 July 2012 Pages: 110 - 117

6. Some hematological parameters of Perccottus glenii (Dybowski, 1877) from Lake Krugloe and Lake Plyazhnoe of Samara oblast

   • A. K. Mineev

   OriginalPaper 03 July 2012 Pages: 118 - 128

7. Analysis of effectiveness of pelagic fish species invasions into the Volga River reservoirs

   • Yu. V. Slynko
   • V. I. Kiyashko

   OriginalPaper 03 July 2012 Pages: 129 - 138

8. Biological peculiarities of the alien for europe Anisandrus maiche Stark (Coleoptera: Curculionidae: Scolytinae) Bark Beetle in Ukraine

   • V. V. Terekhova
   • Yu. Ye. Skrylnik

   OriginalPaper 03 July 2012 Pages: 139 - 144

9. Distribution of alien fish species in lakes within the temperate climatic zone of Western Siberia

   • E. N. Yadrenkina

   OriginalPaper 03 July 2012 Pages: 145 - 157

10. Alien flora in Amur Region (historical pattern of formation and research)

    • E. V. Aistova

    OriginalPaper 03 July 2012 Pages: 158 - 161